#!/usr/bin/env node
const http =require('http'),
      log=console.log;


const html=`
<!DOCTYPE html>
<html lang="en">
<head>
   <meta charset="UTF-8">

    <title>登录页面</title>
</head>
<body>
    <form action="">

     <label for="">username：</label>
    <input type="text " name="username">
    <br>
    <label for="">password：</label>
    <input type="password" name="password">
    <br>
    <input type="button" value="登录">
  </form>
</body>
</html>
`;
http.createServer((req,res)=>{
  //status code
  //header,txt/html
  if(req.url!=='/'){
    res.statusCode=404;
    res.end('<h1>not found</h1>');
    return 
  }

  res.writeHead(200,{
    'Content-Type':'text/html',
    'Content-Length':Buffer.byteLength(html)
  });

  //res.statusCode=200;
  //res.setHeader('Content-Type','text/html');
  //res.setHeader('Content-Length',Buffer.byteLength(html));

  res.end(html);
}).listen(8080);









